Many of us consider our dogs to be our best friends. Their love is typically unconditional, but they don't always make it easy to love them back. One of those times is when they eat poop. You're far from alone if you've seen any dog doing this and wondered why they do it. Technically known as coprophagia, it's not something you want your dog doing. Why do dogs eat poop? Also, what can you do about it?